![Amazon.com: RAYNAKS Total MAX Output Current 4000mAh RC217 Quick Fast Speedy Charger 3.6V 3.7V 4.2V 21700 20700 18650 Circuit Protected Li-ion Rechargeable Batteries : Toys & Games Amazon.com: RAYNAKS Total MAX Output Current 4000mAh RC217 Quick Fast Speedy Charger 3.6V 3.7V 4.2V 21700 20700 18650 Circuit Protected Li-ion Rechargeable Batteries : Toys & Games](https://m.media-amazon.com/images/S/aplus-media-library-service-media/d4037d4e-7efd-4083-a198-fab09fbeac7a.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com: RAYNAKS Total MAX Output Current 4000mAh RC217 Quick Fast Speedy Charger 3.6V 3.7V 4.2V 21700 20700 18650 Circuit Protected Li-ion Rechargeable Batteries : Toys & Games
![Hey guys, be careful with fluent batteries. Had one explode and shoot over 10ft away with normal charging situation. : r/FLMedicalTrees Hey guys, be careful with fluent batteries. Had one explode and shoot over 10ft away with normal charging situation. : r/FLMedicalTrees](https://i.redd.it/zmnwdge9z8a51.jpg)
Hey guys, be careful with fluent batteries. Had one explode and shoot over 10ft away with normal charging situation. : r/FLMedicalTrees
![EASY FIX FOR A DEAD 'NOT CHARGING' LITHIUM 18650 BATTERY FROM A CORDLESS TOOL BATTERY PACK - PART 2 - YouTube EASY FIX FOR A DEAD 'NOT CHARGING' LITHIUM 18650 BATTERY FROM A CORDLESS TOOL BATTERY PACK - PART 2 - YouTube](https://i.ytimg.com/vi/AWmu3U7tndA/maxresdefault.jpg)
EASY FIX FOR A DEAD 'NOT CHARGING' LITHIUM 18650 BATTERY FROM A CORDLESS TOOL BATTERY PACK - PART 2 - YouTube
![Not 18650 but related. Recently I've been salvaging li ions from disposable vapes. Usually they are between 2.6 and 3.3v depending on how long it's been sitting. This one was at 1v. Not 18650 but related. Recently I've been salvaging li ions from disposable vapes. Usually they are between 2.6 and 3.3v depending on how long it's been sitting. This one was at 1v.](https://i.redd.it/otqpk5ledzi81.jpg)
Not 18650 but related. Recently I've been salvaging li ions from disposable vapes. Usually they are between 2.6 and 3.3v depending on how long it's been sitting. This one was at 1v.
![Amazon.com: Kee AA USB Rechargeable Batteries - Lithium ion 2-Pack, Charge in 2 Hours or Less, Over 1000 Charge Cycles, Fast, Easy & Convenient, LED Charge Indicator, Earth Friendly : Health & Household Amazon.com: Kee AA USB Rechargeable Batteries - Lithium ion 2-Pack, Charge in 2 Hours or Less, Over 1000 Charge Cycles, Fast, Easy & Convenient, LED Charge Indicator, Earth Friendly : Health & Household](https://m.media-amazon.com/images/I/71R4ZgUG38L.jpg)